Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	Cystatin S
Human P-Site:	Y64
P-Site Sequence:	KATEDEYYRRPLQVL
UniProt:	P01036
Intern. Prot. ID:	IPI00032294

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Cystatin S	P01036	Y64	KATEDEYYRRPLQVL	100 / 9 AA	16
Phosphosite 1:	Cystatin S	P01036	Y63	NKATEDEYYRRPLQV	100 / 8 AA	16
Phosphosite 2:	CST1	P01037	Y64	KATKDDYYRRPLRVL	87 / 8 AA	16
Phosphosite 3:	CST2	P09228	Y64	KATEDEYYRRLLRVL	88 / 9 AA	16
Phosphosite 4:	GUSB	P08236	Y64	RGFEEQWYRRPLWES	66 / 9 AA	75
Phosphosite 5:	CST5	P28325	Y65	VINKDEYYSRPLQVM	87 / 8 AA	16
Phosphosite 6:	CST2	P09228	Y63	NKATEDEYYRRLLRV	100 / 7 AA	16
Phosphosite 7:	CST1	P01037	Y63	NKATKDDYYRRPLRV	85 / 7 AA	16
Phosphosite 8:	LENG4	Q96N66	Y223	AVREDAFYARPLPAR	66 / 9 AA	53
Phosphosite 9:	TJP1	Q07157	Y1355	PEEDEEYYRKQLSYF	55 / 9 AA	195
Phosphosite 10:	ARL13B	Q3SXY8	Y406	ETHHNDFYRKPLPPL	50 / 8 AA	49
Phosphosite 11:	MRPS7	Q9Y2R9	Y51	PLIDKEYYRKPVEEL	55 / 9 AA	28
Phosphosite 12:	CST5	P28325	Y64	KVINKDEYYSRPLQV	85 / 7 AA	16
Phosphosite 13:	UBE2U	Q5VVX9	Y195	TSKATEYYRTPLLKV	66 / 9 AA	38
Phosphosite 14:	B4GALT7	Q9UBV7	Y232	GREDDEFYRRIKGAG	71 / 7 AA	37
Phosphosite 15:	MCL1	Q07820	Y175	EEEEDELYRQSLEII	66 / 9 AA	37
Phosphosite 16:	MRPS7	Q9Y2R9	Y50	DPLIDKEYYRKPVEE	62 / 8 AA	28
Phosphosite 17:	UBE2U	Q5VVX9	T197	KATEYYRTPLLKVPN	85 / 7 AA	38
Phosphosite 18:	HTR4	Q13639	Y334	LCCDDERYRRPSILG	75 / 8 AA	44
Phosphosite 19:	C22orf25	Q6ICL3	S31	ANRDEFYSRPSKLAD	71 / 7 AA	31
Phosphosite 20:	PEX10	O60683	Y21	AAQKDEYYRGGLRSA	75 / 8 AA	37